reasons you say. it aligns the incentives so that the providers and payers work together to figure out what's the best way to take care of the members and their patients. when they outlined the incentives, to start work on things and is one of most important things is to coordinate care, as dr. margolis, talk about witches let's coordinate the care, especially as complex members and so forth. let's find a second help them to prevent having these diseases either progress or even begin. all of these things are aligned. all these things are the idea of aligning incentives, coordinating care of. and it's all for the benefit of the member. okay, and so, therefore, i do believe as you said that medicare advantage is a wonderful pilot for us as a society, we as a society. because what it does is it shows that we can find a way to curb the growth of health care costs. we can find a way to improve -- >> so curb the cost, give greater access, and provide better outcomes? >> direct. >> mr. holtz-eakin, do you want to weigh in?